Mathematics
Senior High
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式の続きがわからないので教えてください
数1 因数分解です

(7) (x+2y)(+多-2)-62? -1xスッ)ーま(xt24)}-623 -(xt2}) -2(火イ24)-623
因数分解

Answers

✨ Best Answer ✨

x+2y=Aとおくと、
(与式)=A(A-z)-6z^2
=A^2-zA-6z^2
=A^2+(2z-3z)A+(2z)×(-3z)
=(A+2z)(A-3z)
=(x+2y+2z)(x+2y-3z)…(答)

Clearnote User

ありがとうございます🙏💦

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